J Acid
Inquiry
| Post Date: | Feb 21,2014 |
| Expiry Date: | Feb 21,2015 |
| Detailed Description: |
Cas No. :87-02-5
Quantity: 1Metric Tons Specs:Purity (J acid):90%min Payment Method: TT,L/C "J Acid Chemical Name: 2-Amino-5-Naphthol-7-Sulfonic Acid; 7-Amino-4-hydroxy-2-naphthalene sulphonic acid Appearance: Grey to light brown powder; Molecular Formula: C10H9NO4S M. W: 239.25 CAS No.: 87-02-5 Specifications: Purity (J acid):90%min γ Acid:1.5% Moisture:1.00% Insolubles: 0.5% Use: Used as azo medium. Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS. Package: 25kg-plastic-woven bag lined with a plastic bag inside or as per customer's request." |
| CAS Registry Number: | 87-02-5 |
| Synonyms: | ;7-amino-4-hydroxy-2-naphthalenesulfonic acid;Aminonaphthol Sulfonic Acid;J Acid;2-Amino-5-Naphthol-7-Sulphonic Acid;7-amino-4-hydroxynaphthalene-2-sulfonic acid; |
| Molecular Formula: | C10H9NO4S |
| Molecular Weight: | 239.2478 |
| Molecular Structure: | 
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| Hazard Symbols: |  C:Corrosive; |
| Risk Codes: | R34:; |
| Safety Description: | S26:; S27:; S36/37/39:; |
| Company: | Zhengzhou Welcom Tech. Co., Ltd [ China ] |
| Contact: | Frank wang |
| Tel: | 0086-371-67986518 |
| Fax: | 0086-371-67985568 |
| Email: | info@cnwelcom.com.cn |
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